Side by side

Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsZelos Swordfish 3

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Swordfish 3
ZelosSwordfish 3
MSRP $399

At a glance

13 of 29 specs differ
Diameter
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch42.6mm
Swordfish 340mm
Power Reserve
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch50h
Swordfish 340h
Water Resistance
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m
Swordfish 3200m
MSRP
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$2,900
Swordfish 3$399

Full specifications

Case

5 specs
Diameter
42.6mm
40mm
Thickness
13.4mm
12mm
Lug-to-Lug
49.3mm
40mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Bronze
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
8L35
Seiko NH35
Power Reserve
50h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$2,900
$399

Follow this matchup

Get a note when Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch vs Zelos Swordfish 3 gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch

The Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch is praised for its premium finishing, often described as Zaratsu-like, and robust build quality, with owners finding its 42mm case and 4 o'clock crown appealing for wearability. Some reviewers note its secondary GMT function and quieter bezel clicks may not suit all preferences, while one owner reported bezel misalignment issues. The watch is powered by the Caliber 8L45 automatic movement, offering a 72-hour power reserve and an accuracy rating of -5/+10 seconds per day, though some owners question its value proposition at its price point. On balance, owners and reviewers rate the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch highly for its exceptional finishing and refined tool-like aesthetic.

Zelos Swordfish 3

Owners widely praise the Zelos Swordfish 3 for its strong value, with reviewers highlighting the textured sandwich dial, Seiko NH35 movement, 200m water resistance, and surprisingly good bracelet. The titanium construction is noted for making the watch compact and comfortable, weighing 117g. Some owners find the dimensions fine on paper and based on experience with other models. One reviewer flagged that legibility can suffer in bright light and bracelet edges are sharp. Overall, owners and reviewers rate the Zelos Swordfish 3 highly for its incredible value and fun design, particularly with unique dial options.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.